Trisodium Phosphate 1.White or light yellow crystal,we have food grade and tech.grade. 2.7601-54-9 Trisodium Phosphate1.Specification :purity: 98%min.P2O5:18.3% min.sulphate :0.5%max.chloride :0.3%max.water insoluble :0.1%max.PH :11.5-12.52.Uses: Mainly used as softener, washings, detergent of boiler, rust handling agent, scavenger of molasses, fabric mercerization agent. Trisodium Phosphate